U4 Szie
| A - Seat Tube | 40cm / 15.75" |
| B - Chainstays | 38cm / 14.96" |
| C - Effective top tube | 53cm / 20.87" |
| D - Head Tube | 15cm / 5.91" |
| E - Grip Height | 93cm/36.61" / 106cm/41.73" |
| F - Saddle Height S | 77cm / 30.31" |
| G - Saddle Height L | 99cm / 38.98" |
| H - Wheelbase | 101cm / 39.76" |
| I - Total Length | 143 cm / 56.30" |
| Recommended Height | 150-185cm(4' 11"-6' 1") |
| Payload | 26.5kg(58.3lbs) |